import {
  Entity,
  PrimaryGeneratedColumn,
  Column,
  CreateDateColumn,
  Index,
} from 'typeorm';

@Entity({ schema: 'core', name: 'currencies' })
@Index('idx_currencies_code', ['code'], { unique: true })
@Index('idx_currencies_active', ['active'])
export class Currency {
  @PrimaryGeneratedColumn('uuid')
  id: string;

  @Column({ type: 'varchar', length: 3, nullable: false, unique: true })
  code: string;

  @Column({ type: 'varchar', length: 100, nullable: false })
  name: string;

  @Column({ type: 'varchar', length: 10, nullable: false })
  symbol: string;

  @Column({ type: 'integer', nullable: false, default: 2, name: 'decimals' })
  decimals: number;

  @Column({
    type: 'decimal',
    precision: 12,
    scale: 6,
    nullable: true,
    default: 0.01,
  })
  rounding: number;

  @Column({ type: 'boolean', nullable: false, default: true })
  active: boolean;

  // Audit fields
  @CreateDateColumn({ name: 'created_at', type: 'timestamp' })
  createdAt: Date;
}